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-rw-r--r--bfd/ChangeLog8
-rw-r--r--bfd/elfxx-x86.c17
2 files changed, 21 insertions, 4 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 30616eb..618126f 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2018-12-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR ld/23372
+ * elfxx-x86.c (_bfd_x86_elf_merge_gnu_properties): Don't remove
+ empty properties for GNU_PROPERTY_X86_COMPAT_ISA_1_USED and
+ GNU_PROPERTY_X86_UINT32_OR_AND.
+ (_bfd_x86_elf_link_fixup_gnu_properties): Likewise.
+
2018-12-03 Kito Cheng <kito@andestech.com>
* elfxx-riscv.h (RISCV_DONT_CARE_VERSION): New macro.
diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index 40aac66..eaa1a82 100644
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -2422,9 +2422,14 @@ _bfd_x86_elf_merge_gnu_properties (struct bfd_link_info *info,
aprop->pr_kind = property_remove;
updated = TRUE;
}
- return updated;
}
- goto or_property;
+ else
+ {
+ number = aprop->u.number;
+ aprop->u.number = number | bprop->u.number;
+ updated = number != (unsigned int) aprop->u.number;
+ }
+ return updated;
}
else if (pr_type == GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED
|| (pr_type >= GNU_PROPERTY_X86_UINT32_OR_LO
@@ -2432,7 +2437,6 @@ _bfd_x86_elf_merge_gnu_properties (struct bfd_link_info *info,
{
if (aprop != NULL && bprop != NULL)
{
-or_property:
number = aprop->u.number;
aprop->u.number = number | bprop->u.number;
/* Remove the property if all bits are empty. */
@@ -2957,7 +2961,12 @@ _bfd_x86_elf_link_fixup_gnu_properties (struct bfd_link_info *info,
|| (type >= GNU_PROPERTY_X86_UINT32_OR_AND_LO
&& type <= GNU_PROPERTY_X86_UINT32_OR_AND_HI))
{
- if (p->property.u.number == 0)
+ if (p->property.u.number == 0
+ && (type == GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED
+ || (type >= GNU_PROPERTY_X86_UINT32_AND_LO
+ && type <= GNU_PROPERTY_X86_UINT32_AND_HI)
+ || (type >= GNU_PROPERTY_X86_UINT32_OR_LO
+ && type <= GNU_PROPERTY_X86_UINT32_OR_HI)))
{
/* Remove empty property. */
*listp = p->next;